def __update_supply(self):
"""
Update information about supply.
"""
self.__system_supply.update(fo.getEmpire().supplyProjections())
for sys_id, supply_val in self.__system_supply.iteritems():
self.__systems_by_jumps_to_supply.setdefault(
min(0, supply_val), []).append(sys_id)
# By converting the lists to immutable tuples now, we don't have to return copies when queried.
for key in self.__systems_by_jumps_to_supply:
self.__systems_by_jumps_to_supply[key] = tuple(
self.__systems_by_jumps_to_supply[key])
enemies = [
fo.getEmpire(_id) for _id in fo.allEmpireIDs()
if _id != fo.empireID()
]
for enemy in enemies:
if enemy is None:
error('Got None for enemy empire!')
continue
for sys_id, supply_val in enemy.supplyProjections().items():
self.__distance_to_enemy_supply[sys_id] = min(
self.get_distance_to_enemy_supply(sys_id), -supply_val)
def declare_war_on_all(): # pylint: disable=invalid-name
"""Used to declare war on all other empires (at start of game)"""
my_emp_id = fo.empireID()
for emp_id in fo.allEmpireIDs():
if emp_id != my_emp_id:
msg = fo.diplomaticMessage(my_emp_id, emp_id, fo.diplomaticMessageType.warDeclaration)
fo.sendDiplomaticMessage(msg)
def galaxy_is_sparse():
setup_data = fo.getGalaxySetupData()
avg_empire_systems = setup_data.size // len(fo.allEmpireIDs())
return (setup_data.monsterFrequency <=
fo.galaxySetupOptionMonsterFreq.veryLow) and (
(avg_empire_systems >= 40) or
((avg_empire_systems >= 35) and
(setup_data.shape != fo.galaxyShape.elliptical)))
def get_empire_detection(empire_id: int) -> float:
"""
Returns the detection strength for the provided empire ID.
If passed the ALL_EMPIRES ID, then it returns the max detection strength across
all empires except for the current AI's empire.
"""
if empire_id == ALL_EMPIRES:
return get_max_empire_detection(fo.allEmpireIDs())
empire = fo.getEmpire(empire_id)
if empire:
return empire.getMeter(EmpireMeters.DETECTION_STRENGTH).initial
else:
warning(
"AI failed to retrieve empire ID %d, in game with %d empires." %
(empire_id, len(fo.allEmpireIDs())))
return default_empire_detection_strength()
def _get_enemy_supply_distance_map() -> Mapping[int, int]:
enemies = [
fo.getEmpire(_id) for _id in fo.allEmpireIDs() if _id != fo.empireID()
]
distance_to_enemy_supply = {}
for enemy in enemies:
if enemy is None:
error("Got None for enemy empire!")
continue
for sys_id, supply_val in enemy.supplyProjections().items():
distance_to_enemy_supply[sys_id] = min(
distance_to_enemy_supply.get(sys_id, 999), -supply_val)
return distance_to_enemy_supply
def get_empire_detection(empire_id):
"""
Returns the detection strength for the provided empire ID.
If passed the ALL_EMPIRES ID, then it returns the max detection strength across
all empires except for the current AI's empire.
:rtype: float
"""
if empire_id == ALL_EMPIRES:
return get_max_empire_detection(fo.allEmpireIDs())
empire = fo.getEmpire(empire_id)
if empire:
return empire.getMeter(EmpireMeters.DETECTION_STRENGTH).initial
else:
warn("AI failed to retrieve empire ID %d, in game with %d empires." % (empire_id, len(fo.allEmpireIDs())))
return default_empire_detection_strength()
def assess_enemy_supply(self):
"""
Assesses where enemy empires have Supply
:return:a tuple of 2 dicts, each of which is keyed by system id, and each of which is a list of empire ids
1st dict-- enemies that actually have supply at this system
2nd dict-- enemies that have supply within 2 jumps from this system (if they clear obstructions)
"""
enemy_ids = [_id for _id in fo.allEmpireIDs() if _id != fo.empireID()]
actual_supply = {}
near_supply = {}
for enemy_id in enemy_ids:
this_enemy = fo.getEmpire(enemy_id)
if not this_enemy:
print "Could not retrieve empire for empire id %d" % enemy_id # do not spam chat_error with this
continue
for sys_id in this_enemy.fleetSupplyableSystemIDs:
actual_supply.setdefault(sys_id, []).append(enemy_id)
for sys_id, supply_val in this_enemy.supplyProjections().items():
if supply_val >= -2:
near_supply.setdefault(sys_id, []).append(enemy_id)
return actual_supply, near_supply
def assess_enemy_supply(self):
"""
Assesses where enemy empires have Supply
:return:a tuple of 2 dicts, each of which is keyed by system id, and each of which is a list of empire ids
1st dict-- enemies that actually have supply at this system
2nd dict-- enemies that have supply within 2 jumps from this system (if they clear obstructions)
"""
enemy_ids = [_id for _id in fo.allEmpireIDs() if _id != fo.empireID()]
actual_supply = {}
near_supply = {}
for enemy_id in enemy_ids:
this_enemy = fo.getEmpire(enemy_id)
if not this_enemy:
print "Could not retrieve empire for empire id %d" % enemy_id # do not spam chat_error with this
continue
for sys_id in this_enemy.fleetSupplyableSystemIDs:
actual_supply.setdefault(sys_id, []).append(enemy_id)
for sys_id, supply_val in this_enemy.supplyProjections().items():
if supply_val >= -2:
near_supply.setdefault(sys_id, []).append(enemy_id)
return actual_supply, near_supply
def declareWarOnAll():
my_emp_id = fo.empireID()
for emp_id in fo.allEmpireIDs():
if emp_id != my_emp_id:
msg = fo.diplomaticMessage(my_emp_id, emp_id, fo.diplomaticMessageType.warDeclaration)
fo.sendDiplomaticMessage(msg)